Finding the Fourth Proportional to 237,809.94, 328,168.98 and 130,377.62
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Solution
The fourth proportional to 237,809.94, 328,168.98 and 130,377.62 is: 179,916.33
Step by Step Solution
- Step 1: Write the proportion equation
237,809.94 : 328,168.98 = 130,377.62 : x - Step 2: Convert to fraction form
237,809.94/328,168.98 = 130,377.62/x - Step 3: Cross multiply
237,809.94x = 328,168.98 × 130,377.62 - Step 4: Simplify right side
237,809.94x = 42,785,890,570.23 - Step 5: Solve for x
x = 42,785,890,570.23/237,809.94 - Step 6: Final answer
x = 179,916.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.